:root {
  color-scheme: light dark;
  --bg: #050712;
  --bg-alt: #0c0f1f;
  --bg-soft: #111528;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --text: #f5f6ff;
  --text-muted: #a7b0d4;
  --accent: #6ee7b7;
  --accent-soft: rgba(110, 231, 183, 0.14);
  --accent-strong: #22c55e;
  --danger: #fb7185;
  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.55);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --transition-fast: 150ms ease-out;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #111827 0, #020617 45%, #000 100%);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: #93c5fd;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code {
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9em;
  padding: 0.18rem 0.35rem;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.25);
}

h1,
h2,
h3 {
  margin: 0 0 0.75rem;
  letter-spacing: -0.03em;
}

p {
  margin: 0 0 0.75rem;
  color: var(--text-muted);
}

ul,
ol {
  margin: 0.1rem 0 0.75rem 1.1rem;
  padding: 0;
  color: var(--text-muted);
}

li + li {
  margin-top: 0.2rem;
}

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(22px);
  background: linear-gradient(to bottom, rgba(2, 6, 23, 0.95), rgba(2, 6, 23, 0.7));
  border-bottom: 1px solid var(--border-subtle);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 0.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.logo-circle {
  width: 32px;
  height: 32px;
  border-radius: 11px;
  background: conic-gradient(from 200deg, #22c55e, #4ade80, #67e8f9, #818cf8, #22c55e);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.85), 0 10px 30px rgba(0, 0, 0, 0.6);
}

.logo-dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: #020617;
  box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.3);
}

.brand-name {
  font-weight: 600;
  font-size: 1rem;
}

.brand-tagline {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.secondary-link {
  font-size: 0.86rem;
  color: var(--text-muted);
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  padding: 0.3rem 0.7rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: radial-gradient(circle at top left, rgba(148, 163, 184, 0.18), rgba(15, 23, 42, 0.8));
  text-decoration: none;
}

.secondary-link.strong {
  border-color: rgba(96, 165, 250, 0.6);
}

.secondary-link:hover {
  border-color: rgba(96, 165, 250, 0.8);
  color: #e5e7eb;
}

.hero {
  padding: 2.4rem 0 1.8rem;
}

.hero-grid {
  display: grid;
  gap: 2.2rem;
}

.hero-text h1 {
  font-size: clamp(2.1rem, 3vw, 2.6rem);
}

.hero-lead {
  font-size: 1rem;
  max-width: 34rem;
}

.download-card {
  margin-top: 1.6rem;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.12), rgba(15, 23, 42, 0.98));
  border: 1px solid rgba(148, 163, 184, 0.55);
  box-shadow: var(--shadow-soft);
  padding: 1.2rem 1.1rem 1.1rem;
}

.download-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.download-label {
  font-size: 0.96rem;
  font-weight: 600;
}

.download-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle at top left, #4ade80, #22c55e);
  color: #022c22;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  box-shadow: 0 12px 30px rgba(22, 163, 74, 0.45);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.primary-button:hover {
  background: radial-gradient(circle at top left, #86efac, #22c55e);
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(22, 163, 74, 0.6);
}

.download-notes {
  margin-top: 0.8rem;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(148, 163, 184, 0.5);
  font-size: 0.86rem;
}

.download-notes p {
  margin-bottom: 0.45rem;
}

.download-notes .hash {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.hero-footnote {
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  max-width: 36rem;
}

.hero-panel {
  display: flex;
  align-items: center;
  justify-content: center;
}

.tray-card {
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.2), rgba(15, 23, 42, 0.98));
  border: 1px solid rgba(148, 163, 184, 0.6);
  padding: 1.1rem 1.1rem 1rem;
  width: 100%;
  max-width: 320px;
  box-shadow: var(--shadow-soft);
}

.tray-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.tray-list {
  list-style: none;
  margin: 0;
}

.tray-list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.tray-list .bullet {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.tray-footnote {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.section {
  padding: 2rem 0;
}

.section.alt {
  background: radial-gradient(circle at top left, rgba(15, 118, 110, 0.18), rgba(15, 23, 42, 0.98));
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-grid {
  display: grid;
  gap: 2rem;
}

.feature-list {
  list-style: none;
  margin-left: 0;
}

.feature-list li {
  position: relative;
  padding-left: 1.2rem;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.steps {
  margin-left: 1.2rem;
}

.support-grid {
  display: grid;
  gap: 1.8rem;
}

.links-list {
  list-style: none;
  margin-left: 0;
}

.links-list li + li {
  margin-top: 0.35rem;
}

.site-footer {
  padding: 1.3rem 0 1.6rem;
  border-top: 1px solid var(--border-subtle);
  background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.95), rgba(2, 6, 23, 0.98));
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .hero {
    padding: 2.8rem 0 2.4rem;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: center;
  }

  .section-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: flex-start;
  }

  .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: flex-start;
  }

  .footer-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (max-width: 480px) {
  .download-main {
    flex-direction: column;
    align-items: flex-start;
  }

  .primary-button {
    width: 100%;
  }
}